ATE301106T1 - Verfahren zur herstellung von dünnen glasartikeln durch pressen - Google Patents

Verfahren zur herstellung von dünnen glasartikeln durch pressen

Info

Publication number
ATE301106T1
ATE301106T1 AT01931655T AT01931655T ATE301106T1 AT E301106 T1 ATE301106 T1 AT E301106T1 AT 01931655 T AT01931655 T AT 01931655T AT 01931655 T AT01931655 T AT 01931655T AT E301106 T1 ATE301106 T1 AT E301106T1
Authority
AT
Austria
Prior art keywords
glass
glass articles
lower tool
compression
pressing
Prior art date
Application number
AT01931655T
Other languages
English (en)
Inventor
Steffen Koerner
Wolfgang Semar
Ralf Bonitz
Christian Schenk
Original Assignee
Schott Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE2000122903 external-priority patent/DE10022903A1/de
Priority claimed from DE10101587A external-priority patent/DE10101587A1/de
Application filed by Schott Ag filed Critical Schott Ag
Application granted granted Critical
Publication of ATE301106T1 publication Critical patent/ATE301106T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/088—Flat discs
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/02—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing in machines with rotary tables
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
    • C03B7/10—Cutting-off or severing the glass flow with the aid of knives or scissors or non-contacting cutting means, e.g. a gas jet; Construction of the blades used
    • C03B7/12—Cutting-off or severing a free-hanging glass stream, e.g. by the combination of gravity and surface tension forces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/03—Press-mould materials defined by material properties or parameters, e.g. relative CTE of mould parts
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/40—Product characteristics
    • C03B2215/44—Flat, parallel-faced disc or plate products
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/64—Spinning, centrifuging or using g-force to distribute the glass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Glass Compositions (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Surface Treatment Of Glass (AREA)
AT01931655T 2000-04-27 2001-04-26 Verfahren zur herstellung von dünnen glasartikeln durch pressen ATE301106T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10020711 2000-04-27
DE2000122903 DE10022903A1 (de) 2000-05-11 2000-05-11 Verfahren zur Herstellung von dünnen scheibenförmigen Glashalbzeugen
DE10101587A DE10101587A1 (de) 2000-04-27 2001-01-16 Verfahren für die Herstellung dünner Linsen und Substrate, insbesondere Hard-Disk-Substrate, durch Pressen von dünnflüssigen, niedrigviskosen Gläsern und Verwendung des Verfahrens
PCT/EP2001/004708 WO2001083386A1 (de) 2000-04-27 2001-04-26 Verfahren zur herstellung von dünnen glasartikeln durch pressen

Publications (1)

Publication Number Publication Date
ATE301106T1 true ATE301106T1 (de) 2005-08-15

Family

ID=27213830

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01931655T ATE301106T1 (de) 2000-04-27 2001-04-26 Verfahren zur herstellung von dünnen glasartikeln durch pressen

Country Status (5)

Country Link
EP (1) EP1283817B1 (de)
JP (1) JP2003531805A (de)
AT (1) ATE301106T1 (de)
AU (1) AU5837201A (de)
WO (1) WO2001083386A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005041033B4 (de) * 2005-08-26 2010-10-28 Schott Ag Verfahren zur Herstellung eines Pressglasproduktes
JP2012106884A (ja) * 2010-11-17 2012-06-07 Central Glass Co Ltd ガラス製フレネルレンズの製造方法
WO2013001723A1 (ja) * 2011-06-30 2013-01-03 コニカミノルタアドバンストレイヤー株式会社 Ｈｄｄ用ガラス基板の製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210433A (en) * 1978-11-15 1980-07-01 Corning Glass Works Forming glass articles by using a spin plate
JPH0234525A (ja) * 1988-07-22 1990-02-05 Hoya Corp ガラス素子の成形方法
JPH04175232A (ja) * 1990-11-09 1992-06-23 Olympus Optical Co Ltd 光学素子の成形方法および装置
JPH06298536A (ja) * 1993-04-09 1994-10-25 Olympus Optical Co Ltd ガラス光学素子の成形方法および装置
JPH06305741A (ja) * 1993-04-23 1994-11-01 Olympus Optical Co Ltd ガラス光学素子の成形方法
JPH07172843A (ja) * 1993-12-17 1995-07-11 Olympus Optical Co Ltd ガラス光学素子の成形方法
JPH07291634A (ja) * 1994-04-25 1995-11-07 Minolta Co Ltd ガラスゴブの製造方法、及び、ガラスゴブの成形方法
JP3568233B2 (ja) * 1994-05-12 2004-09-22 オリンパス株式会社 ガラスレンズ成形用プリフォームの成形装置
JPH0891852A (ja) * 1994-09-27 1996-04-09 Olympus Optical Co Ltd ガラスレンズ成形用プリフォームの製造装置
JPH08169722A (ja) * 1994-10-06 1996-07-02 Olympus Optical Co Ltd ガラス光学素子の成形方法および装置
JPH0986939A (ja) * 1995-09-28 1997-03-31 Olympus Optical Co Ltd 光学素子成形方法および装置
JPH09263414A (ja) * 1996-03-28 1997-10-07 Olympus Optical Co Ltd 溶融ガラスの成形方法および装置

Also Published As

Publication number Publication date
WO2001083386A1 (de) 2001-11-08
JP2003531805A (ja) 2003-10-28
AU5837201A (en) 2001-11-12
EP1283817B1 (de) 2005-08-03
EP1283817A1 (de) 2003-02-19

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee